3" Double Check Assembly Backflow Preventor Valve Ductile Iron

The 3" Double Check Assembly Backflow Preventor Valve crafted from ductile iron is designed for plumbing and fire protection systems that demand reliable backflow prevention. Ideal for engineers, facility managers, and contractors, this valve ensures safe potable water by stopping hazardous reverse flow in commercial and industrial environments.

• Material and Construction: Durable ductile iron body built to ASTM A536 standards ensures superior tensile strength and resistance to impact and deformation, extending service life under high mechanical stress.
• Internal Components: Equipped with 300-series stainless steel springs and fasteners, which resist corrosion and maintain consistent operation even under continuous water exposure.
• Valve Design: Features a grooved butterfly valve with precision seats and discs engineered for tight shutoff and minimal pressure loss, compliant with AWWA C606 grooved end connection standards for easy integration.
• Regulatory Compliance: Fully UL Listed under UL 312, FM Approved, and adheres to NFPA 13 and NFPA 25 standards, certifying its suitability for both potable water safety and fire protection applications.
• Operational Capacity: Rated for a maximum working pressure of 175 PSI (12.1 bar), supporting demanding fire protection and industrial water systems with consistent performance across standard potable water temperatures.
• Installation Versatility: Compatible with horizontal and vertical configurations, offering flexibility for space-limited mechanical rooms or underground installations, and simplifying maintenance with grooved connections.

This valve effectively prevents the backflow of contaminated water into clean water supplies, safeguarding public health and complying with stringent safety codes. Its robust construction reduces the frequency of repairs and replacements, lowering lifecycle costs and avoiding costly downtime. Specifically engineered for fire protection systems, the valve maintains reliable operation during emergency conditions, supporting sprinkler system integrity. The grooved butterfly valve design streamlines installation and servicing, making it an efficient choice for upgrading existing systems or new installations. By integrating this backflow preventor valve, users ensure compliance, durability, and peace of mind against backflow contamination incidents in critical plumbing and fire protection infrastructure.